Catholic Church. National Conference of Catholic Bishops & United States Catholic Conference. (1983). The challenge of peace: God's promise and our response : a pastoral letter on war and peace, May 3, 1983. United States Catholic Conference.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)Catholic Church. National Conference of Catholic Bishops và United States Catholic Conference. The Challenge of Peace: God's Promise and Our Response : A Pastoral Letter on War and Peace, May 3, 1983. Washington, D.C.: United States Catholic Conference, 1983.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)Catholic Church. National Conference of Catholic Bishops và United States Catholic Conference. The Challenge of Peace: God's Promise and Our Response : A Pastoral Letter on War and Peace, May 3, 1983. United States Catholic Conference, 1983.